65321495

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1$

素因数の和:383

約数の個数: 32

約数和(自身を含む): 85929984

約数和(自身を除く): 20608489

約数列:

[1, 5, 23, 31, 73, 115, 155, 251, 365, 713, 1255, 1679, 2263, 3565, 5773, 7781, 8395, 11315, 18323, 28865, 38905, 52049, 91615, 178963, 260245, 421429, 568013, 894815, 2107145, 2840065, 13064299, 65321495]

約数ペア:

[(1, 65321495), (5, 13064299), (23, 2840065), (31, 2107145), (73, 894815), (115, 568013), (155, 421429), (251, 260245), (365, 178963), (713, 91615), (1255, 52049), (1679, 38905), (2263, 28865), (3565, 18323), (5773, 11315), (7781, 8395)]